York Package Units: DNA Re: Pilot Lights but Burners Won't Ignite These package gas/electric units use a Honeywell Smart Valve for ignition. Sequence Of Operation On a call for heat, the fan timer board starts the inducer fan motor and sends 24V through the pressure switch to the Smart...

York Package Units: DNA Re: Burners Won't Ignite These package gas/electric units use a Honeywell Smart Valve for ignition. Sequence Of Operation On a call for heat, the fan timer board starts the inducer fan motor and sends 24V through the pressure switch to the Smart Valve. When the...

York Package Units: DNA Re: No Power on R/Inducer Running Continuous The is no power between "R" and "C" at the thermostat connection terminals and the inducer motor is running continuous. Qty Possible Causes: 1 Open Limit Circuit Bad Control Board ...